/**
 * This file is part of 1genia trampoline
 * Copyright (C) 2007 1genia (contact@1genia.com)
 *
 * This library is free software; you can redistribute it and/or modify
 * it under the terms of the GNU Lesser General Public License as
 * published by the Free Software Foundation; version 3 of the License. 
 *
 * This library is distributed in the hope that it will be useful, but
 * WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
 * Library General Public License for more details. 
 *
 * You should have received a copy of the GNU Lesser General Public
 * License along with this library; see the file COPYING.TXT.  If not,
 * write to the Free Software Foundation, Inc., 51 Franklin Street,
 * Fifth Floor, Boston, MA 02110-1301, USA. 
 **/
package com.genia.toolbox.basics.exception.technical;

import org.springframework.core.Ordered;

/**
 * an interface that allow to automatically convert {@link java.io.IOException}
 * to {@link TechnicalIOException}.
 */
public abstract class AbstractExceptionTranslator
    implements ExceptionTranslator, Ordered
{

  /**
   * the class of the exception handled by this translator.
   */
  private transient final Class<?>[] baseExceptionClasses;



  /**
   * constructor.
   * 
   * @param baseExceptionClasses
   *          the classes of the exception handled by this translator
   */
  protected AbstractExceptionTranslator(Class<?>... baseExceptionClasses)
  {
    this.baseExceptionClasses = baseExceptionClasses;
  }



  /**
   * returns whether this translater handle the given class of exceptions.
   * 
   * @param exceptionClass
   *          the class of exception
   * @return whether this translater handle the given class of exceptions.
   * @see com.genia.toolbox.basics.exception.technical.ExceptionTranslator#handle(java.lang.Class)
   */
  public boolean handle(Class<? extends Exception> exceptionClass)
  {
    for (Class<?> baseExceptionClass : baseExceptionClasses) {
      if (baseExceptionClass.isAssignableFrom(exceptionClass)) {
        return true;
      }
    }
    return false;
  }



  /**
   * getter for the order property. This property allow to sort the
   * {@link ExceptionTranslator}.
   * 
   * @return the order
   * @see org.springframework.core.Ordered#getOrder()
   */
  public int getOrder()
  {
    return 0;
  }

}
